August weather forecast
Marshall, VA

Weather in August

The last month of the summer, August, is another warm month in Marshall, Virginia, with average temperature fluctuating between 84.9°F (29.4°C) and 64.6°F (18.1°C).

Temperature

In August, the average high-temperature is relatively the same as in July - a moderately hot 84.9°F (29.4°C). The average low-temperature, in August, is 64.6°F (18.1°C).

Heat index

In August, the average heat index is appraised at a hot 94.1°F (34.5°C). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'feels like', 'real feel', or 'felt air temperature', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. Additional factors like activity, clothing, wind, and pregnancy affect individual temperature impact. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In August, the average relative humidity in Marshall is 74%.

Rainfall

The month with the most rainfall in Marshall is August when the rain falls for 16.8 days and typically aggregates up to 3.27" (83mm) of precipitation.

Snowfall

In Marshall snow does not fall in June through October.

Daylight

In August, the average length of the day in Marshall is 13.6h.

Sunshine

In Marshall, the average sunshine is 10.2h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Marshall, Virginia. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to the UV radiation for average individuals.
Note: In August, the average maximum UV index of 6 translate into the following recommendations:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in August in Marshall?

In August, in Marshall, the average high-temperature is 84.9°F (29.4°C), and the average low-temperature is 64.6°F (18.1°C). In August, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines relative humidity and air temperature, is appraised at 94.1°F (34.5°C).

What is the average humidity in August in Marshall?

The average relative humidity in August in Marshall, Virginia, is 74%.

What is the wettest month in Marshall?

The month with the most rainfall in Marshall is August when the rain falls for 16.8 days and typically aggregates up to 3.27" (83mm) of precipitation.

How much does it rain in Marshall in August?

In Marshall, during August, the rain falls for 16.8 days and regularly aggregates up to 3.27" (83mm) of precipitation.

When it does not snow in Marshall?

In Marshall, Virginia, snow does not fall in June through October.

How many hours of daylight does Marshall have in August?

In August, the average length of the day is 13.6h.

How many hours of sunshine does Marshall have in August?

In Marshall, Virginia, the average sunshine in August is 10.2h.

What are the months with the highest UV index in Marshall?

Months with the highest UV index in Marshall are May through August, with an average maximum UV index of 6.

What is the UV index intensity in August in Marshall?

The average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to the UV radiation.

Average temperature in August
Marshall, VA

Average temperature in August - Marshall, VA
  • Average high temperature in August: 84.9°F

The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (40.3°F).

  • Average low temperature in August: 64.6°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).

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Average pressure in August
Marshall, VA

Average pressure in August - Marshall, VA
  • Average pressure in August: 30"

The month with the highest atmospheric pressure is November (30.14").
The month with the lowest atmospheric pressure is June (29.95").

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Average wind speed in August
Marshall, VA

Average wind speed in August - Marshall, VA
  • Average wind speed in August: 4.4mph

The windiest months (with the highest average wind speed) are March and April (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).

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Average humidity in August
Marshall, VA

Average humidity in August - Marshall, VA
  • Average humidity in August: 74%

The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is July (72%).

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Average rainfall in August
Marshall, VA

Average rainfall in August - Marshall, VA
  • Average rainfall in August: 3.27"

The wettest month (with the highest rainfall) is August (3.27").
The driest month (with the least rainfall) is September (1.85").

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Average rainfall days in August
Marshall, VA

Average rainfall days in August - Marshall, VA
  • Average rainfall days in August: 16.8 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is November (9.4 days).

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Average snowfall in August
Marshall, VA

Average snowfall in August - Marshall, VA
  • Average snowfall in August: 0"

The month with the highest snowfall is January (3.74").
Months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in August
Marshall, VA

Average snowfall days in August - Marshall, VA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (6.2 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in August /
Average sunshine in August
Marshall, VA

Average daylight in August / Average sunshine in August - Marshall, VA
  • Average daylight in August: 13.6h

The month with the longest days is June (Average daylight: 14.9h).
The month with the shortest days is December (Average daylight: 9.5h).

  • Average sunshine in August: 10.2h

The month with the most sunshine is July (Average sunshine: 10.8h).
The month with the least sunshine is December (Average sunshine: 5.3h).

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Average sunshine days in August
Marshall, VA

Average sunshine days in August - Marshall, VA
  • Average sunshine days in August: 11.9 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is July (11.7 days).

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Average UV index in August
Marshall, VA

Average UV index in August - Marshall, VA
  • Average UV index in August: 6

Months with the highest UV index are May, June, July and August (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in August
Marshall, VA

Average cloud cover in August - Marshall, VA
  • Average cloud cover in August: 33

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 30).

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Average visibility in August
Marshall, VA

Average visibility in August - Marshall, VA
  • Average visibility in August: 6mi

Months with the highest visibility are January, March, April, June, July, August and November (6mi).
Months with the lowest visibility are February, May, September, October and December (5mi).

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